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Add ability to install event handlers from mouse picking

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This commit is contained in:
Dan Paulat 2024-01-13 23:16:38 -06:00
parent ff882f5c06
commit b3e035c53d
26 changed files with 222 additions and 76 deletions
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26
scwx-qt/source/scwx/qt/gl/draw/icons.cpp
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@ -32,7 +32,7 @@ static constexpr std::size_t kIconBufferLength =
static constexpr std::size_t kTextureBufferLength =
kNumTriangles * kVerticesPerTriangle * kPointsPerTexCoord;
struct IconDrawItem
struct IconDrawItem : types::EventHandler
{
boost::gil::rgba32f_pixel_t modulate_ {1.0f, 1.0f, 1.0f, 1.0f};
double x_ {};
@ -424,7 +424,7 @@ void Icons::Impl::UpdateBuffers()
x, y, lx, ty, mc0, mc1, mc2, mc3, a // TL
});
if (!di->hoverText_.empty())
if (!di->hoverText_.empty() || di->event_ != nullptr)
{
const units::angle::radians<double> radians = angle;
@ -579,7 +579,8 @@ bool Icons::RunMousePicking(
const QPointF& mouseLocalPos,
const QPointF& mouseGlobalPos,
const glm::vec2& /* mouseCoords */,
const common::Coordinate& /* mouseGeoCoords */)
const common::Coordinate& /* mouseGeoCoords */,
std::shared_ptr<types::EventHandler>& eventHandler)
{
std::unique_lock lock {p->iconMutex_};
@ -617,12 +618,29 @@ bool Icons::RunMousePicking(
if (it != p->currentHoverIcons_.crend())
{
itemPicked = true;
util::tooltip::Show(it->di_->hoverText_, mouseGlobalPos);
if (!it->di_->hoverText_.empty())
{
// Show tooltip
util::tooltip::Show(it->di_->hoverText_, mouseGlobalPos);
}
if (it->di_->event_ != nullptr)
{
// Register event handler
eventHandler = it->di_;
}
}
return itemPicked;
}
void Icons::RegisterEventHandler(
const std::shared_ptr<IconDrawItem>& di,
const std::function<void(QEvent*)>& eventHandler)
{
di->event_ = eventHandler;
}
} // namespace draw
} // namespace gl
} // namespace qt